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Synonym Chooser

How does the adjective fickle differ from other similar words?

Some common synonyms of fickle are capricious, inconstant, mercurial, and unstable. While all these words mean "lacking firmness or steadiness (as in purpose or devotion)," fickle suggests unreliability because of perverse changeability and incapacity for steadfastness.

performers discover how fickle fans can be

In what contexts can capricious take the place of fickle?

In some situations, the words capricious and fickle are roughly equivalent. However, capricious suggests motivation by sudden whim or fancy and stresses unpredictability.

an utterly capricious critic

When could inconstant be used to replace fickle?

The meanings of inconstant and fickle largely overlap; however, inconstant implies an incapacity for steadiness and an inherent tendency to change.

an inconstant friend

When is mercurial a more appropriate choice than fickle?

While the synonyms mercurial and fickle are close in meaning, mercurial implies a rapid changeability in mood.

made anxious by her boss's mercurial temperament

When might unstable be a better fit than fickle?

The synonyms unstable and fickle are sometimes interchangeable, but unstable implies an incapacity for remaining in a fixed position or steady course and applies especially to a lack of emotional balance.

too unstable to hold a job

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of fickle The problem is that those crews can pack up and leave just as quickly; production is fickle, mobile, and loyal only to the biggest offer. Lane Brown, Vulture, 3 June 2025 But that didn’t stop me from thinking about rosé wines that are truly summer in a bottle, no matter how fickle Mother Nature is. Lana Bortolot, Forbes.com, 29 June 2025 Alaska Minnesota North Dakota Montana Maine Michigan Wisconsin Vermont New Hampshire Washington Oregon Idaho New York South Dakota Remember, auroras can be fickle. Daisy Dobrijevic, Space.com, 24 June 2025 However, predicting the northern lights can be a fickle effort, as their dazzling displays depend on how and when geomagnetic storms from the sun strike Earth’s atmosphere. Joseph Wilkinson, New York Daily News, 24 June 2025 See All Example Sentences for fickle
Recent Examples of Synonyms for fickle
Adjective
  • Create Short-term and Long-term Business Plans When getting your business off the ground, the beginning is often the most volatile time.
    Rhett Buttle, Forbes.com, 21 July 2025
  • The law provides a federal framework for stablecoins, a form of cryptocurrency that's considered less volatile than other cryptocurrencies, as each token is backed by the US dollar or other supposedly low-risk assets.
    Ashley Belanger, ArsTechnica, 18 July 2025
Adjective
  • Clarisse looks intimidating climbing out of a boat, as does Bushnell’s traitorous Luke, who wields a sharp-looking knife.
    Dessi Gomez, Deadline, 24 July 2025
  • There's a delicious whodunit aspect to it, too, as the list of five potentially traitorous suspects includes the operative's own high-profile wife (Cate Blanchett).
    Brian Truitt, USA Today, 4 July 2025
Adjective
  • Unlike cheaper rebounders that can feel stiff or unpredictable, this one stays sturdy and responsive.
    Jordan Galloway, SELF, 15 July 2025
  • Trump criticized the Russian leader, describing Putin as unpredictable.
    Callum Sutherland, Time, 14 July 2025
Adjective
  • Implied in his statement was that the U.S. has become unreliable because of Trump’s haphazard tariff regime, which has gone through aggressive threats and reversals.
    Josh Boak, Chicago Tribune, 17 July 2025
  • Despite the resumptions in service, officials in each area warned residents and business owners that service could be spotty and unreliable in the coming days, and no one ventured to guess when trash service would be restored to normal.
    Caelyn Pender, Mercury News, 16 July 2025
Adjective
  • In addition to some light-hearted banter between Thia and Dek, the trailer also gives viewers a look at the treacherous journey ahead of them.
    Caroline Blair, People.com, 23 July 2025
  • Airplanes can be treacherous for people who use wheelchairs.
    Joseph Shapiro, NPR, 17 July 2025
Adjective
  • One of the things your piece says is that, essentially for the entire duration of the war, there’ve been false warnings about a hunger crisis.
    Isaac Chotiner, New Yorker, 30 July 2025
  • Hanner said the investigative report was misleading and partially false, adding that Griffith’s actions were a direct result of advice from her supervisors and district legal counsel.
    Keri Heath, Austin American Statesman, 30 July 2025
Adjective
  • If the United States is an unreliable partner and a source of chaos these countries will turn elsewhere, building new security and trade alliances that don’t depend on the inconstant, waning superpower.
    Lydia Polgreen, Mercury News, 27 May 2025
  • Much like a patient who fails to finish a course of antibiotics, inconstant policies may incur all the costs and none of the benefits.
    David Carlin, Forbes, 24 Mar. 2025

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Cite this Entry

“Fickle.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/fickle. Accessed 6 Aug. 2025.

More from Merriam-Webster on fickle

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